Doctor profile · Federal record

Dr. Aaron Brewer, M.D.

Surgery Physician (CMS: General Surgery) · Springfield, IL

  • NPI 1679794523
  • Accepts Medicare
  • MIPS 90.0 / 100 · 2023
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
900 N 1St St
Springfield, IL 627023749
(217) 528-7541
fax (217) 528-7543
Mailing address
1025 S 6Th St
Springfield, IL 627032403

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
May 20, 2020
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
Illinois #036123012
Medicaid
IL #036123012

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679794523. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
278
Distinct HCPCS
10
Medicare allowed
$50,292
HCPCS Description Services Patients Avg allowed
99204 New patient office or other outpatient visit, 45-59 minutes 50 50 $161
99213 Established patient office or other outpatient visit, 20-29 minutes 46 40 $87
99203 New patient office or other outpatient visit, 30-44 minutes 36 36 $110
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 30 29 $172
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 26 13 $118
36561 Insertion of central venous tube with port (5 years or older) 22 21 $333
99214 Established patient office or other outpatient visit, 30-39 minutes 22 22 $121
76937 Ultrasonic guidance for blood vessel access 21 20 $14
49650 Repair of groin hernia using an endoscope 14 14 $542
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope 11 11 $749

In context: peer comparison

Among 5 peers in Springfield Surgery Physician, average services per provider: 41. This provider delivers 6.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$41
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Medtronic, INC. 1 $40.88

By nature of payment

Food and Beverage
$41

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
118
Patients
99
Total drug cost
$943
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 87 80 $853
Tramadol Hcl Generic 20 19 $58
Acetaminophen-Codeine (Acetaminophen With Codeine) Brand 11 0 $31

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Aaron Brewer's medical specialty?
Dr. Aaron Brewer practices Surgery Physician in Springfield, IL.
Where does Dr. Aaron Brewer practice?
Dr. Aaron Brewer practices at 900 N 1St St, Springfield, IL 627023749. Office phone: 2175287541.
What is Dr. Aaron Brewer's NPI?
Dr. Aaron Brewer's National Provider Identifier (NPI) is 1679794523, issued by NPPES.
Does Dr. Aaron Brewer accept Medicare assignment?
Yes. Dr. Aaron Brewer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aaron Brewer commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.